Siemens 150 E User Manual

For Version 2.2 The following table shows the telephone system’s switching func-

tions which you can execute via your mobile telephone by entering 
the standard codes displayed.

As of Version 3.0 The following table shows the telephone system’s switching func-

tions which you can execute via your mobile telephone either in inter-
active mode, in the service menu or by entering the standard codes 
displayed.

The individual functions must be enabled. The codes are standard 
codes. They can be set differently. For more information, consult your 
system administrator.

The successful execution of a switching function is signalled by a cre-
scendo tone sequence whereas a faulty execution is signalled by a de-
crescendo tone sequence.

  Interactive mode

  Service menu

code Enter the standard codes

Answer a (second) call.

•

•

*

55

Call waiting
•

Without tone

•

With tone

•
•

•
•

*

87

#87

Automatic call waiting
•

Activate

•

Deactivate

•
•

*

490

#490

(see page 37)

•

•

•

•

#82

*

82